Returns the block name to use for serialization. This will remove the default “core/” namespace from a block name.

Parameters

$block_namestring|nulloptional

Original block name. Null if the block name is unknown, e.g. Classic blocks have their name set to null.

Default:null

Return

Source

function strip_core_block_namespace( $block_name = null ) {
	if ( is_string( $block_name ) && str_starts_with( $block_name, 'core/' ) ) {
		return substr( $block_name, 5 );
	}

	return $block_name;
}

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